/Engine/Source/Runtime/Experimental/ChaosCore/Public/Chaos/ImplicitQRSVD.h
Make a 3X3 matrix to upper bidiagonal form original form of H: x x x x x x x x x after zero chase: x x 0 0 x x 0 0 x
namespace Chaos { template<class T> void Chaos::MakeUpperBidiag ( [PMatrix](API\Runtime\Chaos\Chaos\PMatrix)< T, 3, 3 > & H, [PMatrix](API\Runtime\Chaos\Chaos\PMatrix)< T, 3, 3 > & U, [PMatrix](API\Runtime\Chaos\Chaos\PMatrix)< T, 3, 3 > & V ) }